Home / 1,489,761.34-2,055,703.17-877,874.38

Finding the Fourth Proportional to 1,489,761.34, 2,055,703.17 and 877,874.38

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Solution

The fourth proportional to 1,489,761.34, 2,055,703.17 and 877,874.38 is: 1,211,367.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,761.34 : 2,055,703.17 = 877,874.38 : x
  2. Step 2: Convert to fraction form
    1,489,761.34/2,055,703.17 = 877,874.38/x
  3. Step 3: Cross multiply
    1,489,761.34x = 2,055,703.17 × 877,874.38
  4. Step 4: Simplify right side
    1,489,761.34x = 1,804,649,145,827.78
  5. Step 5: Solve for x
    x = 1,804,649,145,827.78/1,489,761.34
  6. Step 6: Final answer
    x = 1,211,367.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.